From 1876b346fea647e8284a66bb6d62c38801035cff Mon Sep 17 00:00:00 2001 From: gdk Date: Sun, 13 Oct 2019 03:02:07 -0300 Subject: Initial work --- .../Decoders/BitfieldExtensions.cs | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Ryujinx.Graphics.Shader/Decoders/BitfieldExtensions.cs (limited to 'Ryujinx.Graphics.Shader/Decoders/BitfieldExtensions.cs') diff --git a/Ryujinx.Graphics.Shader/Decoders/BitfieldExtensions.cs b/Ryujinx.Graphics.Shader/Decoders/BitfieldExtensions.cs new file mode 100644 index 00000000..3bb9bc1f --- /dev/null +++ b/Ryujinx.Graphics.Shader/Decoders/BitfieldExtensions.cs @@ -0,0 +1,25 @@ +namespace Ryujinx.Graphics.Shader.Decoders +{ + static class BitfieldExtensions + { + public static bool Extract(this int value, int lsb) + { + return ((int)(value >> lsb) & 1) != 0; + } + + public static int Extract(this int value, int lsb, int length) + { + return (int)(value >> lsb) & (int)(uint.MaxValue >> (32 - length)); + } + + public static bool Extract(this long value, int lsb) + { + return ((int)(value >> lsb) & 1) != 0; + } + + public static int Extract(this long value, int lsb, int length) + { + return (int)(value >> lsb) & (int)(uint.MaxValue >> (32 - length)); + } + } +} \ No newline at end of file -- cgit v1.2.3